000 FKPZ25 KNHC 312033 TCAPZ5 TROPICAL STORM IRWIN ICAO ADVISORY NUMBER 38 NWS NATIONAL HURRICANE CENTER MIAMI FL EP102017 2100 UTC MON JUL 31 2017 TC ADVISORY DTG: 20170731/2100Z TCAC: KNHC TC: IRWIN NR: 038 PSN: N2242 W12742 MOV: NNW 11KT C: 1006HPA MAX WIND: 040KT FCST PSN + 06 HR: 010300 N2342 W12814 FCST MAX WIND + 06 HR: 035KT FCST PSN + 12 HR: 010900 N2440 W12848 FCST MAX WIND + 12 HR: 035KT FCST PSN + 18 HR: 011500 N2537 W12924 FCST MAX WIND + 18 HR: 030KT FCST PSN + 24 HR: 012100 N2625 W13001 FCST MAX WIND + 24 HR: 030KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20170801/0300Z ..